—Shall we invite Tim? —No, it’s too late to invite any more people. _____, he hates parties, you know.

When I saw the expression on his face, I realized he is （ ） agreement with me.

It was in the factory （ ） you worked five years ago （ ） you learned the technique.

It is （ ） impossible to work with this noise around.

The doctor said that mental （ ） is the major cause of his sleeping problem.

Only when （ ） in the afternoon （ ） able to leave.

The twin sisters look so much alike that I could never tell _____.

As population increases, （ ）.

He is the sort of businessman who would do anything in his （ ） of profit.

Air pollution is obviously one of the major _____ of city life.

Mary likes classical music _____ her brother likes pop music.

It （ ） that the jewels had been stolen by a traveler.